3695971 has 2 divisors, whose sum is σ = 3695972. Its totient is φ = 3695970.

The previous prime is 3695969. The next prime is 3695977. The reversal of 3695971 is 1795963.

3695971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3695971 - 2¹ = 3695969 is a prime.

Together with 3695969, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3695977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1847985 + 1847986.

It is an arithmetic number, because the mean of its divisors is an integer number (1847986).

Almost surely, 2^3695971 is an apocalyptic number.

3695971 is a deficient number, since it is larger than the sum of its proper divisors (1).

3695971 is an equidigital number, since it uses as much as digits as its factorization.

3695971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51030, while the sum is 40.

The square root of 3695971 is about 1922.4908322278. The cubic root of 3695971 is about 154.6118766701.

The spelling of 3695971 in words is "three million, six hundred ninety-five thousand, nine hundred seventy-one".